77893900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{499}}^1$

素因数の和:743

約数の個数: 72

約数和(自身を含む): 194432000

約数和(自身を除く): 116538100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 223, 350, 446, 499, 700, 892, 998, 1115, 1561, 1996, 2230, 2495, 3122, 3493, 4460, 4990, 5575, 6244, 6986, 7805, 9980, 11150, 12475, 13972, 15610, 17465, 22300, 24950, 31220, 34930, 39025, 49900, 69860, 78050, 87325, 111277, 156100, 174650, 222554, 349300, 445108, 556385, 778939, 1112770, 1557878, 2225540, 2781925, 3115756, 3894695, 5563850, 7789390, 11127700, 15578780, 19473475, 38946950, 77893900]

約数ペア:

[(1, 77893900), (2, 38946950), (4, 19473475), (5, 15578780), (7, 11127700), (10, 7789390), (14, 5563850), (20, 3894695), (25, 3115756), (28, 2781925), (35, 2225540), (50, 1557878), (70, 1112770), (100, 778939), (140, 556385), (175, 445108), (223, 349300), (350, 222554), (446, 174650), (499, 156100), (700, 111277), (892, 87325), (998, 78050), (1115, 69860), (1561, 49900), (1996, 39025), (2230, 34930), (2495, 31220), (3122, 24950), (3493, 22300), (4460, 17465), (4990, 15610), (5575, 13972), (6244, 12475), (6986, 11150), (7805, 9980)]